Wall shelf



FIG. 1 is a perspective view of the wall shelf.

FIG. 2 is a top view of the wall shelf.

FIG. 3 is a side view of the wall shelf.

FIG. 4 is the other side view of the wall shelf.

FIG. 5 is the front view of the wall shelf.

FIG. 6 is the back view of the wall shelf; and,

FIG. 7 is the bottom view of the wall shelf. 

CLAIM I claim the ornamental design for the wall shelf, as shown and described. 